80609840

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6673}}^1$

素因数の和:6837

約数の個数: 40

約数和(自身を含む): 188687328

約数和(自身を除く): 108077488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 6673, 12080, 13346, 26692, 33365, 53384, 66730, 106768, 133460, 266920, 533840, 1007623, 2015246, 4030492, 5038115, 8060984, 10076230, 16121968, 20152460, 40304920, 80609840]

約数ペア:

[(1, 80609840), (2, 40304920), (4, 20152460), (5, 16121968), (8, 10076230), (10, 8060984), (16, 5038115), (20, 4030492), (40, 2015246), (80, 1007623), (151, 533840), (302, 266920), (604, 133460), (755, 106768), (1208, 66730), (1510, 53384), (2416, 33365), (3020, 26692), (6040, 13346), (6673, 12080)]